The word 'meaningful' when used today is nearly always meaningless.

If we want foxes, to observe and delight in, we must have hunting.

The richness and variety, and indeed the advance, of our culture depend upon the continuation of this conflict [between conservatives and radicals], which is deeply rooted in human nature.

...the century's most radical vice... the notion that human beings can be shoveled around like concrete.

In the long term, it is desirable that the human race, faced with the prospect of extinction on Earth, should prepare an escape route for itself to another inhabitable planet.

The word 'meaningful' when used today is nearly always meaningless.

The study of history is a powerful antidote to contemporary arrogance. It is humbling to discover how many of our glib assumptions, which seem to us novel and plausible, have been tested before, not once but many times and in innumerable guises; and discovered to be, at great human cost, wholly false.